U.S. marines indulge on board a U.S. navy ship on Able Day during Operation Crossroads in Bikini Atoll. Group of sailors indulge various activities on the ship deck. Two officers set up camera equipment for recordings. Marines seen talking and looking towards the sky. A marine observes the sky through binoculars. Army officers play cards and read a magazine. Film cameras can be seen in the background. An OS2U Kingfisher float plane with cadets in the foreground on the ship deck.
USS Saidor passes by. Four navy cadets play deck tennis and few others do routine physical exercises. Sailors fishing over side of ship. Two personnel sitting on deck reading letters.
'A' bomb explosion on Able Day during Operation Crossroads in Bikini Atoll. Night view of the explosion and smoke. A mushroom cloud of white smoke and dust moves upwards during the day. U.S. Navy personnel watch the explosion.
Aerial view of shot Able, the first test of the United States Operation Crossroads nuclear weapons tests in the Bikini Atoll. Bright flash followed by rising mushroom cloud after bomb explodes. Blast wave seen overtaking unmanned test ships in the ocean.
Preparation for Operation Crossroads at Bikini Atoll in the Marshall Islands. A U.S. Air Base on the Island. Planes parked in a row at the base. Buildings and hangar in the background.
USS Shangri La (CV-8) for Operation crossroads at Bikini Atoll in the Marshall Isalnds. A small boat with a U.S. flag leaves from the side of USS Shangri La. The name Shangri La written on the ship.